Categories: Malware

What is “Sirefef.834”?

The Sirefef.834 is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What Sirefef.834 virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Authenticode signature is invalid

How to determine Sirefef.834?


File Info:

name: 0B6F757F5BF22EB4BB3A.mlwpath: /opt/CAPEv2/storage/binaries/fd179fee285faf04815fc62b119fe86eb93c7d6e0af63b942b280b1945d5437acrc32: C04DA9A1md5: 0b6f757f5bf22eb4bb3a7b773ee46a15sha1: 5d400d2052f1dbca7cf071ca1f4bb47c00ff0e3bsha256: fd179fee285faf04815fc62b119fe86eb93c7d6e0af63b942b280b1945d5437asha512: 89e9c27caaab09dcce346a887572b0979016c342c4d35500bee2dd9c425246e56da58dc744194553a0af9021ca614af86a9eb881cced06c1e7da02bb2bcf162cssdeep: 768:/RZkJRrLSRNx3kmRYltBFjCecLw9rhn4:/R2X4yFstype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T111E23E12F7A8C126F0F186F02D2A869A4921BDB50970CD5BB3893B5E2A317D748F5F17sha3_384: 1179def9f8212bb5b3875ed202c8e9071c5cc768d73acd04464dc0c7d6843e68fd7dd9f243942b0d3a93d46312583116ep_bytes: 68d8154000e8f0ffffff0000ffcc3100timestamp: 2004-05-28 04:23:06

Version Info:

Translation: 0x0409 0x04b0Comments: Run a procedure to include a specified condition of consent. Parameters: -d -c -n [ -a ] The action flag may be one of: V = View (and edit) current condition for application. Copy from standard condition if not already copied. L = Latest - copy latest standard condition and view (and edit). R = Replace variables only. W = Write Protected (opens current condition in Read Only mode) if no action flag, include condition only if not already included. Fill out variable replacement only (ie. defaults to "R") Work In Progress (wip) is stored under the conditions/conds directory as ...wipdd.doc PLEASE NOTE: In version 4.6 of Authority (i_dm077), the flags passed do not match the flag entered on the screen. VERSION 4.6 i_dm077 Flag = aureviewcond Flag (M)odify = Re(V)iew (V)iew = (W)rite Protected (OCompanyName: Civica Pty LimtedProductName: aureviewcondFileVersion: 1.01ProductVersion: 1.01InternalName: aureviewcondOriginalFilename: aureviewcond.exe

Sirefef.834 also known as:

MicroWorld-eScan Gen:Variant.Sirefef.834
FireEye Gen:Variant.Sirefef.834
McAfee Artemis!0B6F757F5BF2
Symantec Trojan.Gen.2
APEX Malicious
BitDefender Gen:Variant.Sirefef.834
Emsisoft Gen:Variant.Sirefef.834 (B)
VIPRE Gen:Variant.Sirefef.834
McAfee-GW-Edition BehavesLike.Win32.BadFile.nz
GData Gen:Variant.Sirefef.834
Webroot W32.Malware.Dkvt
MAX malware (ai score=89)
Xcitium Malware@#3k26gbt77v0ih
Arcabit Trojan.Sirefef.834
ALYac Gen:Variant.Sirefef.834
TrendMicro-HouseCall TROJ_GEN.R002H09EL23
Cybereason malicious.f5bf22
DeepInstinct MALICIOUS

How to remove Sirefef.834?

  • Download and install GridinSoft Anti-Malware.
  • Open GridinSoft Anti-Malware and perform a “Standard scan“.
  • Move to quarantine” all items.
  • Open “Tools” tab – Press “Reset Browser Settings“.
  • Select proper browser and options – Click “Reset”.
  • Restart your computer.
Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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